Table 7.

Summary statistical attributes of DI, HQ, and HI indifferent age groups.

Heavy metal	Children				Adult-female				Adult-male
	Min	Max	Mean	SD	Min	Max	Mean	SD	Min	Max	Mean	SD
Daily intake of heavy metals (DI)
Zn	0.035294	0.17754	0.084171	0.0365	0.001684	0.008469	0.004015	0.001741	0.001436	0.007221	0.003423	0.001485
Cu	0.025668	0.108021	0.054315	0.019174	0.001224	0.005153	0.002591	0.000915	0.001044	0.004394	0.002209	0.00078
Cd	0.000856	0.001604	0.001176	0.000168	4.08125E−05	7.65234E−05	5.61125E−05	8.01865E−06	0.0000348	0.00006525	4.7846E−05	6.83735E−06
Pb	0.000567	0.002781	0.001333	0.000558	2.7038E−05	0.00013264	6.3576E−05	2.6628E−05	0.000023055	0.0001131	5.42101E−05	2.27052E−05
Ni	0.00062	0.002096	0.001314	0.00039	2.9589E−05	9.99906E−05	6.26751E−05	1.86253E−05	0.00002523	0.00008526	5.34418E−05	1.58814E−05
Hazard quotient (HQ)
Zn	0.117647	0.5918	0.280571	0.121666	0.005612	0.028229	0.013383	0.005803	0.004785	0.02407	0.011412	0.004948
Cu	0.064171	0.270053	0.135787	0.047936	0.030609	0.128814	0.06477	0.022865	0.0261	0.109838	0.055228	0.019497
Cd	0.855615	1.604278	1.176373	0.168107	0.040812	0.076523	0.056113	0.008019	0.0348	0.06525	0.047846	0.006837
Pb	0.014171	0.069519	0.033321	0.013956	0.00676	0.03316	0.015894	0.006657	0.005764	0.028275	0.013553	0.005676
Ni	0.00031	0.001048	0.000657	0.000195	0.001479	0.005	0.003134	0.000931	0.001262	0.004263	0.002672	0.000794
Hazard index (HI)
	1.156738	2.3121	1.625068	0.213396	0.117455	0.232023	0.15319	0.025459	0.100152	0.197842	0.130492	0.021831